Home / 31,656.04-43,684.58-17,508.58

Finding the Fourth Proportional to 31,656.04, 43,684.58 and 17,508.58

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Solution

The fourth proportional to 31,656.04, 43,684.58 and 17,508.58 is: 24,161.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,656.04 : 43,684.58 = 17,508.58 : x
  2. Step 2: Convert to fraction form
    31,656.04/43,684.58 = 17,508.58/x
  3. Step 3: Cross multiply
    31,656.04x = 43,684.58 × 17,508.58
  4. Step 4: Simplify right side
    31,656.04x = 764,854,963.70
  5. Step 5: Solve for x
    x = 764,854,963.70/31,656.04
  6. Step 6: Final answer
    x = 24,161.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.